mirror of
https://github.com/advplyr/audiobookshelf.git
synced 2024-12-20 19:06:06 +01:00
275 lines
8.2 KiB
JavaScript
275 lines
8.2 KiB
JavaScript
const fs = require('../libs/fsExtra')
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const rra = require('../libs/recursiveReaddirAsync')
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const axios = require('axios')
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const Path = require('path')
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const Logger = require('../Logger')
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const { AudioMimeType } = require('./constants')
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/**
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* Make sure folder separator is POSIX for Windows file paths. e.g. "C:\Users\Abs" becomes "C:/Users/Abs"
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*
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* @param {String} path - Ugly file path
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* @return {String} Pretty posix file path
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*/
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const filePathToPOSIX = (path) => {
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if (!global.isWin || !path) return path
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return path.replace(/\\/g, '/')
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}
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module.exports.filePathToPOSIX = filePathToPOSIX
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async function getFileStat(path) {
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try {
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var stat = await fs.stat(path)
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return {
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size: stat.size,
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atime: stat.atime,
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mtime: stat.mtime,
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ctime: stat.ctime,
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birthtime: stat.birthtime
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}
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} catch (err) {
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Logger.error('[fileUtils] Failed to stat', err)
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return false
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}
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}
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module.exports.getFileStat = getFileStat
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async function getFileTimestampsWithIno(path) {
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try {
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var stat = await fs.stat(path, { bigint: true })
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return {
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size: Number(stat.size),
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mtimeMs: Number(stat.mtimeMs),
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ctimeMs: Number(stat.ctimeMs),
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birthtimeMs: Number(stat.birthtimeMs),
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ino: String(stat.ino)
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}
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} catch (err) {
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Logger.error('[fileUtils] Failed to getFileTimestampsWithIno', err)
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return false
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}
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}
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module.exports.getFileTimestampsWithIno = getFileTimestampsWithIno
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async function getFileSize(path) {
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var stat = await getFileStat(path)
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if (!stat) return 0
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return stat.size || 0
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}
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module.exports.getFileSize = getFileSize
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function getIno(path) {
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return fs.stat(path, { bigint: true }).then((data => String(data.ino))).catch((err) => {
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Logger.error('[Utils] Failed to get ino for path', path, err)
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return null
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})
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}
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module.exports.getIno = getIno
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async function readTextFile(path) {
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try {
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var data = await fs.readFile(path)
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return String(data)
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} catch (error) {
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Logger.error(`[FileUtils] ReadTextFile error ${error}`)
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return ''
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}
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}
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module.exports.readTextFile = readTextFile
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function bytesPretty(bytes, decimals = 0) {
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if (bytes === 0) {
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return '0 Bytes'
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}
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const k = 1000
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var dm = decimals < 0 ? 0 : decimals
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const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB']
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const i = Math.floor(Math.log(bytes) / Math.log(k))
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if (i > 2 && dm === 0) dm = 1
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return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i]
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}
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module.exports.bytesPretty = bytesPretty
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/**
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* Get array of files inside dir
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* @param {string} path
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* @param {string} [relPathToReplace]
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* @returns {{name:string, path:string, dirpath:string, reldirpath:string, fullpath:string, extension:string, deep:number}[]}
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*/
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async function recurseFiles(path, relPathToReplace = null) {
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path = filePathToPOSIX(path)
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if (!path.endsWith('/')) path = path + '/'
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if (relPathToReplace) {
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relPathToReplace = filePathToPOSIX(relPathToReplace)
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if (!relPathToReplace.endsWith('/')) relPathToReplace += '/'
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} else {
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relPathToReplace = path
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}
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const options = {
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mode: rra.LIST,
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recursive: true,
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stats: false,
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ignoreFolders: true,
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extensions: true,
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deep: true,
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realPath: true,
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normalizePath: true
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}
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var list = await rra.list(path, options)
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if (list.error) {
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Logger.error('[fileUtils] Recurse files error', list.error)
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return []
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}
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const directoriesToIgnore = []
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list = list.filter((item) => {
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if (item.error) {
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Logger.error(`[fileUtils] Recurse files file "${item.fullname}" has error`, item.error)
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return false
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}
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var relpath = item.fullname.replace(relPathToReplace, '')
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var reldirname = Path.dirname(relpath)
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if (reldirname === '.') reldirname = ''
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var dirname = Path.dirname(item.fullname)
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// Directory has a file named ".ignore" flag directory and ignore
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if (item.name === '.ignore' && reldirname && reldirname !== '.' && !directoriesToIgnore.includes(dirname)) {
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Logger.debug(`[fileUtils] .ignore found - ignoring directory "${reldirname}"`)
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directoriesToIgnore.push(dirname)
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return false
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}
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// Ignore any file if a directory or the filename starts with "."
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var pathStartsWithPeriod = relpath.split('/').find(p => p.startsWith('.'))
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if (pathStartsWithPeriod) {
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Logger.debug(`[fileUtils] Ignoring path has . "${relpath}"`)
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return false
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}
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return true
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}).filter(item => {
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// Filter out items in ignore directories
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if (directoriesToIgnore.some(dir => item.fullname.startsWith(dir))) {
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Logger.debug(`[fileUtils] Ignoring path in dir with .ignore "${item.fullname}"`)
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return false
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}
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return true
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}).map((item) => {
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var isInRoot = (item.path + '/' === relPathToReplace)
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return {
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name: item.name,
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path: item.fullname.replace(relPathToReplace, ''),
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dirpath: item.path,
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reldirpath: isInRoot ? '' : item.path.replace(relPathToReplace, ''),
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fullpath: item.fullname,
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extension: item.extension,
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deep: item.deep
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}
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})
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// Sort from least deep to most
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list.sort((a, b) => a.deep - b.deep)
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return list
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}
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module.exports.recurseFiles = recurseFiles
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module.exports.downloadFile = (url, filepath) => {
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return new Promise(async (resolve, reject) => {
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Logger.debug(`[fileUtils] Downloading file to ${filepath}`)
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axios({
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url,
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method: 'GET',
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responseType: 'stream',
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timeout: 30000
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}).then((response) => {
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const writer = fs.createWriteStream(filepath)
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response.data.pipe(writer)
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writer.on('finish', resolve)
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writer.on('error', reject)
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}).catch((err) => {
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Logger.error(`[fileUtils] Failed to download file "${filepath}"`, err)
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reject(err)
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})
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})
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}
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module.exports.sanitizeFilename = (filename, colonReplacement = ' - ') => {
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if (typeof filename !== 'string') {
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return false
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}
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// Most file systems use number of bytes for max filename
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// to support most filesystems we will use max of 255 bytes in utf-16
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// Ref: https://doc.owncloud.com/server/next/admin_manual/troubleshooting/path_filename_length.html
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// Issue: https://github.com/advplyr/audiobookshelf/issues/1261
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const MAX_FILENAME_BYTES = 255
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const replacement = ''
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const illegalRe = /[\/\?<>\\:\*\|"]/g
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const controlRe = /[\x00-\x1f\x80-\x9f]/g
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const reservedRe = /^\.+$/
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const windowsReservedRe = /^(con|prn|aux|nul|com[0-9]|lpt[0-9])(\..*)?$/i
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const windowsTrailingRe = /[\. ]+$/
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const lineBreaks = /[\n\r]/g
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let sanitized = filename
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.replace(':', colonReplacement) // Replace first occurrence of a colon
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.replace(illegalRe, replacement)
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.replace(controlRe, replacement)
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.replace(reservedRe, replacement)
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.replace(lineBreaks, replacement)
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.replace(windowsReservedRe, replacement)
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.replace(windowsTrailingRe, replacement)
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// Check if basename is too many bytes
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const ext = Path.extname(sanitized) // separate out file extension
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const basename = Path.basename(sanitized, ext)
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const extByteLength = Buffer.byteLength(ext, 'utf16le')
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const basenameByteLength = Buffer.byteLength(basename, 'utf16le')
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if (basenameByteLength + extByteLength > MAX_FILENAME_BYTES) {
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const MaxBytesForBasename = MAX_FILENAME_BYTES - extByteLength
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let totalBytes = 0
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let trimmedBasename = ''
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// Add chars until max bytes is reached
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for (const char of basename) {
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totalBytes += Buffer.byteLength(char, 'utf16le')
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if (totalBytes > MaxBytesForBasename) break
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else trimmedBasename += char
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}
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trimmedBasename = trimmedBasename.trim()
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sanitized = trimmedBasename + ext
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}
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return sanitized
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}
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// Returns null if extname is not in our defined list of audio extnames
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module.exports.getAudioMimeTypeFromExtname = (extname) => {
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if (!extname || !extname.length) return null
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const formatUpper = extname.slice(1).toUpperCase()
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if (AudioMimeType[formatUpper]) return AudioMimeType[formatUpper]
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return null
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}
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module.exports.removeFile = (path) => {
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if (!path) return false
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return fs.remove(path).then(() => true).catch((error) => {
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Logger.error(`[fileUtils] Failed remove file "${path}"`, error)
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return false
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})
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}
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module.exports.encodeUriPath = (path) => {
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return filePathToPOSIX(path).replace(/%/g, '%25').replace(/#/g, '%23')
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}
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